Issued Patents 1982
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4366305 | Process for heat stabilizing oxymethylene copolymers | Tadashi Kunii, Tomotaka Furusawa, Mutsuhiko Takeda, Katsumasa Tanaka, Toshikazu Umemura +4 more | 1982-12-28 |
| 4343929 | Process for continuously polymerizing trioxane | Akitoshi Sugio, Kazuyoshi Taka, Tomotaka Furusawa, Mutsuhiko Takeda, Katsumasa Tanaka +2 more | 1982-08-10 |
| 4342680 | Stabilized oxymethylene copolymer composition | Akitoshi Sugio, Masaharu Kimura, Yoshiharu Otuki, Kiyokazu Kawaguchi | 1982-08-03 |
| 4339569 | Process for continuous production of oxymethylene polymer or copolymer | Akitoshi Sugio, Tadashi Kunii, Tomotaka Furusawa, Mutsuhiko Takeda, Katsumasa Tanaka +1 more | 1982-07-13 |